:root {
  /* Element Plus 颜色变量 - 完全匹配官方设计 */
  --zss-color-white: #ffffff;
  --zss-color-black: #000000;
  
  /* 主色调 */
  --zss-color-primary: #409eff;
  --zss-color-primary-light-3: #79bbff;
  --zss-color-primary-light-5: #a0cfff;
  --zss-color-primary-light-7: #c6e2ff;
  --zss-color-primary-light-8: #d9ecff;
  --zss-color-primary-light-9: #ecf5ff;
  --zss-color-primary-dark-2: #337ecc;
  
  /* 成功色 */
  --zss-color-success: #67c23a;
  --zss-color-success-light-3: #95d475;
  --zss-color-success-light-5: #b3e19d;
  --zss-color-success-light-7: #d1edc4;
  --zss-color-success-light-8: #e1f3d8;
  --zss-color-success-light-9: #f0f9e8;
  --zss-color-success-dark-2: #529b2e;
  
  /* 警告色 */
  --zss-color-warning: #e6a23c;
  --zss-color-warning-light-3: #eebe77;
  --zss-color-warning-light-5: #f3d19e;
  --zss-color-warning-light-7: #f8e3c5;
  --zss-color-warning-light-8: #faecd8;
  --zss-color-warning-light-9: #fdf6ec;
  --zss-color-warning-dark-2: #b88230;
  
  /* 危险色 */
  --zss-color-danger: #f56c6c;
  --zss-color-danger-light-3: #f89898;
  --zss-color-danger-light-5: #fab6b6;
  --zss-color-danger-light-7: #fcd3d3;
  --zss-color-danger-light-8: #fde2e2;
  --zss-color-danger-light-9: #fef0f0;
  --zss-color-danger-dark-2: #c45656;
  
  /* 信息色 */
  --zss-color-info: #909399;
  --zss-color-info-light-3: #b1b3b8;
  --zss-color-info-light-5: #c8c9cc;
  --zss-color-info-light-7: #dedfe0;
  --zss-color-info-light-8: #e9e9eb;
  --zss-color-info-light-9: #f4f4f5;
  --zss-color-info-dark-2: #73767a;
  
  /* 文本色 */
  --zss-text-color-primary: #303133;
  --zss-text-color-regular: #606266;
  --zss-text-color-secondary: #909399;
  --zss-text-color-placeholder: #a8abb2;
  --zss-text-color-disabled: #c0c4cc;
  
  /* 边框色 */
  --zss-border-color: #dcdfe6;
  --zss-border-color-light: #e4e7ed;
  --zss-border-color-lighter: #ebeef5;
  --zss-border-color-extra-light: #f2f6fc;
  
  /* 背景色 */
  --zss-bg-color: #ffffff;
  --zss-bg-color-page: #f2f3f5;
  --zss-bg-color-overlay: #ffffff;
  
  /* 填充色 */
  --zss-fill-color: #f0f2f5;
  --zss-fill-color-light: #f5f7fa;
  --zss-fill-color-lighter: #fafafa;
  --zss-fill-color-extra-light: #fafcff;
  --zss-fill-color-blank: #ffffff;
  
  /* 尺寸变量 - Element Plus 标准 */
  --zss-border-radius-base: 4px;
  --zss-border-radius-small: 2px;
  --zss-border-radius-round: 20px;
  --zss-border-radius-circle: 100%;
  
  /* 字体大小 */
  --zss-font-size-extra-large: 20px;
  --zss-font-size-large: 18px;
  --zss-font-size-medium: 16px;
  --zss-font-size-base: 14px;
  --zss-font-size-small: 13px;
  --zss-font-size-extra-small: 12px;
  
  /* 字体权重 */
  --zss-font-weight-primary: 500;
  
  /* 按钮变量 */
  --zss-button-font-weight: var(--zss-font-weight-primary);
  --zss-button-border-color: var(--zss-border-color);
  --zss-button-bg-color: var(--zss-fill-color-blank);
  --zss-button-text-color: var(--zss-text-color-regular);
  --zss-button-disabled-text-color: var(--zss-text-color-placeholder);
  --zss-button-disabled-bg-color: var(--zss-fill-color-blank);
  --zss-button-disabled-border-color: var(--zss-border-color-light);
  --zss-button-hover-text-color: var(--zss-color-primary);
  --zss-button-hover-bg-color: var(--zss-color-primary-light-9);
  --zss-button-hover-border-color: var(--zss-color-primary-light-7);
  --zss-button-active-text-color: var(--zss-color-primary-dark-2);
  --zss-button-active-border-color: var(--zss-color-primary-dark-2);
  --zss-button-active-bg-color: var(--zss-color-primary-light-7);
  
  /* 按钮尺寸 */
  --zss-button-padding-vertical: 8px;
  --zss-button-padding-horizontal: 15px;
  --zss-button-font-size: var(--zss-font-size-base);
  --zss-button-border-radius: var(--zss-border-radius-base);
  
  /* 大按钮 */
  --zss-button-large-padding-vertical: 12px;
  --zss-button-large-padding-horizontal: 19px;
  --zss-button-large-font-size: var(--zss-font-size-medium);
  --zss-button-large-border-radius: var(--zss-border-radius-base);
  
  /* 小按钮 */
  --zss-button-small-padding-vertical: 5px;
  --zss-button-small-padding-horizontal: 11px;
  --zss-button-small-font-size: var(--zss-font-size-small);
  --zss-button-small-border-radius: var(--zss-border-radius-small);
  
  /* 圆角按钮 */
  --zss-button-round-border-radius: var(--zss-border-radius-round);
}